How much area of your roof is needed for solar panels?

Alayna likes renewable energy and plans to ask her parents to buy solar panels for their house. She found out that her family needs a total of 4,000 watts of solar panels to generate enough electricity for their house.

She found a 250 watt-solar panel as shown in the picture at a home improvement store. Find the perimeter of the solar panel.

Find the area of the solar panel.

To have a total of 4,000 watts of solar panels for the Alayna’s house, how many solar panels does she need?

To have a total of 4,000 watts of solar panels on the roof, how many square feet of their roof is needed?